enmi12/glossaire/_posts/demos/2011-06-13-hash-history.html
changeset 0 d970ebf37754
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/enmi12/glossaire/_posts/demos/2011-06-13-hash-history.html	Wed Nov 06 03:21:17 2013 +0000
@@ -0,0 +1,185 @@
+---
+title: Hash history
+layout: default
+category: demos
+---
+
+  <section id="copy">
+    <p><a href="http://benalman.com/projects/jquery-bbq-plugin/">jQuery BBQ</a> by Ben Alman allows you to use hash history to save Isotope options. Try clicking a couple options then hitting the back button, or copying the URL and pasting it into a new window.</p>
+  </section>
+
+  <section id="options" class="clearfix">
+
+    <h3>Filters</h3>
+
+    <ul class="option-set clearfix">
+      <li><a href="#filter=*" class="selected">show all</a></li>
+      <li><a href="#filter=.metal">metal</a></li>
+      <li><a href="#filter=.transition">transition</a></li>
+      <li><a href="#filter=.post-transition">post-transition</a></li>
+      <li><a href="#filter=.nonmetal">nonmetal</a></li>
+      <li><a href="#filter=.inner-transition">inner-transition</a></li>
+      <li><a href="#filter=.alkali%2C+.alkaline-earth">alkali and alkaline-earth</a></li>
+      <li><a href="#filter=%3Anot(.transition)">not transition</a></li>
+      <li><a href="#filter=.metal%3Anot(.transition)">metal but not transition</a></li>
+    </ul>
+
+    <h3>Sort</h3>
+
+    <ul class="option-set clearfix">
+      <li><a href="#sortBy=original-order" class="selected">original-order</a></li>
+      <li><a href="#sortBy=name">name</a></li>
+      <li><a href="#sortBy=symbol">symbol</a></li>
+      <li><a href="#sortBy=number">number</a></li>
+      <li><a href="#sortBy=weight">weight</a></li>
+      <li><a href="#sortBy=category">category</a></li>
+      <li><a href="#sortBy=random">random</a></li>
+    </ul>
+  
+    <h3>Sort direction</h3>
+  
+    <ul class="option-set clearfix">
+      <li><a href="#sortAscending=true" class="selected">sort ascending</a></li>
+      <li><a href="#sortAscending=false">sort descending</a></li>
+    </ul>
+
+    <h3>Layout modes</h3>
+
+    <ul class="option-set clearfix">
+      <li><a href="#layoutMode=masonry" class="selected">masonry</a></li>
+      <li><a href="#layoutMode=fitRows">fitRows</a></li>
+      <li><a href="#layoutMode=cellsByRow">cellsByRow</a></li>
+      <li><a href="#layoutMode=straightDown">straightDown</a></li>
+    </ul>
+
+  </section> <!-- #options -->
+
+  <div id="container" class="variable-sizes clearfix">
+    {% for elem_number in site.random_order | limit:60 %}
+      {% assign element = site.elements[elem_number] %}
+      {% include element-partial.html %}
+    {% endfor %}
+  </div> <!-- #container -->
+
+  <script src="../{{ site.jquery_js }}"></script>
+  <script src="../{{ site.isotope_js }}"></script>
+  <script src="../js/jquery.ba-bbq.min.js"></script>
+  <script>
+    $(function(){
+  
+      var $container = $('#container'),
+          // object that will keep track of options
+          isotopeOptions = {},
+          // defaults, used if not explicitly set in hash
+          defaultOptions = {
+            filter: '*',
+            sortBy: 'original-order',
+            sortAscending: true,
+            layoutMode: 'masonry'
+          };
+
+      {% include random-sizes.js %}
+  
+      var setupOptions = $.extend( {}, defaultOptions, {
+        itemSelector : '.element',
+        masonry : {
+          columnWidth : 120
+        },
+        cellsByRow : {
+          columnWidth : 240,
+          rowHeight : 240
+        },
+        getSortData : {
+          symbol : function( $elem ) {
+            return $elem.attr('data-symbol');
+          },
+          category : function( $elem ) {
+            return $elem.attr('data-category');
+          },
+          number : function( $elem ) {
+            return parseInt( $elem.find('.number').text(), 10 );
+          },
+          weight : function( $elem ) {
+            return parseFloat( $elem.find('.weight').text().replace( /[\(\)]/g, '') );
+          },
+          name : function ( $elem ) {
+            return $elem.find('.name').text();
+          }
+        }
+      });
+  
+      // set up Isotope
+      $container.isotope( setupOptions );
+  
+      var $optionSets = $('#options').find('.option-set'),
+          isOptionLinkClicked = false;
+  
+      // switches selected class on buttons
+      function changeSelectedLink( $elem ) {
+        // remove selected class on previous item
+        $elem.parents('.option-set').find('.selected').removeClass('selected');
+        // set selected class on new item
+        $elem.addClass('selected');
+      }
+  
+  
+      $optionSets.find('a').click(function(){
+        var $this = $(this);
+        // don't proceed if already selected
+        if ( $this.hasClass('selected') ) {
+          return;
+        }
+        changeSelectedLink( $this );
+            // get href attr, remove leading #
+        var href = $this.attr('href').replace( /^#/, '' ),
+            // convert href into object
+            // i.e. 'filter=.inner-transition' -> { filter: '.inner-transition' }
+            option = $.deparam( href, true );
+        // apply new option to previous
+        $.extend( isotopeOptions, option );
+        // set hash, triggers hashchange on window
+        $.bbq.pushState( isotopeOptions );
+        isOptionLinkClicked = true;
+        return false;
+      });
+
+      var hashChanged = false;
+
+      $(window).bind( 'hashchange', function( event ){
+        // get options object from hash
+        var hashOptions = window.location.hash ? $.deparam.fragment( window.location.hash, true ) : {},
+            // do not animate first call
+            aniEngine = hashChanged ? 'best-available' : 'none',
+            // apply defaults where no option was specified
+            options = $.extend( {}, defaultOptions, hashOptions, { animationEngine: aniEngine } );
+        // apply options from hash
+        $container.isotope( options );
+        // save options
+        isotopeOptions = hashOptions;
+    
+        // if option link was not clicked
+        // then we'll need to update selected links
+        if ( !isOptionLinkClicked ) {
+          // iterate over options
+          var hrefObj, hrefValue, $selectedLink;
+          for ( var key in options ) {
+            hrefObj = {};
+            hrefObj[ key ] = options[ key ];
+            // convert object into parameter string
+            // i.e. { filter: '.inner-transition' } -> 'filter=.inner-transition'
+            hrefValue = $.param( hrefObj );
+            // get matching link
+            $selectedLink = $optionSets.find('a[href="#' + hrefValue + '"]');
+            changeSelectedLink( $selectedLink );
+          }
+        }
+    
+        isOptionLinkClicked = false;
+        hashChanged = true;
+      })
+        // trigger hashchange to capture any hash data on init
+        .trigger('hashchange');
+
+    });
+  </script>
+